4.5
(77)
1,450
riders
26
rides
Mountain biking around Ason, located in Cantabria, offers a diverse landscape for riders. The region is characterized by its mountainous terrain, including significant peaks and passes like La Sía and Picón Blanco, as well as natural parks such as Collados del Asón. Riders can expect varied elevations, from river valleys to high mountain areas, providing a range of challenging ascents and descents. The area features a mix of open landscapes and forested sections, typical of northern Spain's rugged interior.
Last updated: September 27, 2026
51.1km
05:27
1,830m
1,830m
This difficult 31.7-mile mountain bike route climbs 6004 feet through the Valles Pasiegos to Picón Blanco for panoramic views.
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

5.0
(1)
31
riders
25.6km
02:13
640m
640m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
21
riders
22.4km
01:38
390m
390m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.0
(1)
21
riders
28.6km
02:46
900m
900m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
19
riders
27.9km
02:37
790m
790m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
23
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
14
riders
13.9km
01:19
410m
410m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
17
riders
33.3km
02:58
890m
890m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
15
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Once of Mexican owner. Building without much allure but with considerable history
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0
RAMALES has a history closely linked to the victory of the liberals over the Carlists (1839), which earned General Espartero the title Duke of Victory. This battle would forever mark the capital of the Boven-Asón region, and since then the town has been known as "de la Victoria" (of Victory).
11
0
Beautiful bridge to restaurant, terrace and campsite. Nearby public free parking.
11
0
Beautiful town, mountain, river and nature
0
0
Beautiful lonely valley end before the short and partly shady climb to Canal Honda
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0
Nice path through lush meadows. Only animals, no people.
0
0
Gibaja belongs to Ramales de la Victoria. It has rural accommodation as well as a store where you can buy snacks and various foods.
0
0
Ason, located in Cantabria, offers a diverse range of mountain bike trails. You'll encounter mountainous terrain with significant peaks and passes like La Sía and Picón Blanco, as well as routes through natural parks such as Collados del Asón. The trails feature varied elevations, from river valleys to high mountain areas, providing a mix of challenging ascents and descents through open landscapes and forested sections.
There are nearly 200 mountain bike trails around Ason listed on komoot. This includes 9 easy routes, 95 moderate routes, and 85 difficult routes, ensuring options for various skill levels.
Yes, Ason offers 9 easy mountain bike routes, perfect for beginners or those looking for a more relaxed ride. These trails typically have less demanding climbs and descents, allowing riders to enjoy the scenery at a comfortable pace.
Experienced riders will find plenty of challenges in Ason, with 85 difficult routes available. Trails like Campo La Cruz y Alto de Fuente Las Varas – circular desde La Aparecida and Puerto de La Sía por Picón Blanco – circular por los puertos pasiegos feature demanding ascents and significant elevation changes, offering a true test of skill and endurance.
The mountain bike trails in Ason vary significantly in length and duration. For example, the Nacimiento del río Asón y Alto de la Posadía – circular por el Parque Natural de los Collados del Asón is about 14.3 miles (23.0 km) and takes around 2 hours 37 minutes, while longer routes like La Sía Pass – Puerto de los Tornos Viewpoint loop from Gibaja can extend to over 57 miles (92 km) and take more than 7 hours.
The mountain bike routes in Ason are highly regarded by the komoot community, with an average rating of 4.3 stars from over 60 reviews. More than 1,400 mountain bikers have explored the varied terrain, often praising the challenging climbs, panoramic views, and the natural beauty of the region's mountain passes and natural parks.
Yes, Ason is rich in natural beauty. You can find stunning viewpoints like Alto de la Posadía and Covalruyo Viewpoint. The famous Asón Waterfall is another highlight, and you might also encounter impressive geological features like Cullalvera Cave and Canal Honda gorge.
Many of the mountain bike trails in Ason are designed as circular routes, allowing you to start and end at the same point. Examples include Campo La Cruz y Alto de Fuente Las Varas – circular desde La Aparecida and Puerto de La Sía por Picón Blanco – circular por los puertos pasiegos, which are popular choices among local riders.
Given Ason's location in Cantabria, northern Spain, the spring and autumn months generally offer the most pleasant conditions for mountain biking. Temperatures are milder, and the natural landscapes are vibrant. Summer can also be good, especially in higher elevations, but be prepared for warmer weather. Winter riding might be possible, but some higher mountain passes could be affected by snow or colder conditions.
Yes, several routes traverse the region's natural parks. For instance, the Nacimiento del río Asón y Alto de la Posadía – circular por el Parque Natural de los Collados del Asón takes you directly through the Parque Natural de los Collados del Asón, offering stunning natural scenery.
Ason is known for its mountainous terrain and passes. Many routes incorporate these features, such as the Picnic Area by the Asón River – La Sía Pass loop from Arredondo, which includes the notable La Sía Pass. These trails often provide challenging climbs and rewarding views.


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